Based on 2024 CO CDL manual

Questions
24
Mistakes allowed
5
Passing score
80%
Official CO Combination Vehicles: What to Expect
20
Total number of questions

16
Number of questions required to pass

80
Percentage required to pass

Colorado Commercial Driver's License
Colorado Commercial Driver's License

Are you ready to pass your CDL combination vehicles endorsement exam and start driving advanced vehicles? You will need to answer questions about inspecting combination vehicles, safely operating rigs, and state traffic laws. If you need extra help preparing for your exam, why not take our Free Colorado CDL Combination Vehicles Practice Test?! You can preview the exam with our 20-question test that we created using the official Colorado CDL Handbook! Each question comes with a detailed description of why your answers are correct or incorrect; something the real exam will not do! If you can score an 80% or above on our test, you will be ready to take the DMV endorsement exam.

Do you want to risk not passing the endorsement exam on the first try and losing your registration fee? Invest in the knowledge you have learned and take our Free Colorado CDL Combination Vehicles Practice Test!